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Re: [update] security/undated/1ldso.wml (1.6 -> 1.7)



At Wed, 4 Feb 2004 14:39:08 +0900,
Tomohiro KUBOTA wrote:
> replacement ãŒæ„味ã™ã‚‹ã¨ã“ã‚ã¯ã€é€šå¸¸ã® printf() 関数ã¯ãã‚Œãã®ã‚‚ã®ãŒ
> 共有ライブラリ (libc) 中ã®é–¢æ•°ãªã®ã§ã€å…±æœ‰ãƒ©ã‚¤ãƒ–ラリ呼ã³å‡ºã—éŽç¨‹ã§
> エラーãŒç”Ÿã˜ãŸå ´åˆã¯é€šå¸¸ã® printf() ãŒä½¿ãˆãªã„ã®ã§ä»£ç”¨å“を用æ„ã—ã¦
> ã‚ã‚‹ã€ã¨ã„ã†ã“ã¨ã ã¨æ€ã„ã¾ã™ã€‚ãã®ä»£ç”¨ printf() ã«è„†å¼±æ€§ãŒã‚ã£ãŸ
> ã¨ã„ã†ã“ã¨ã§ã—ょã†ã€‚

ãã†ã ã¨æ€ã„ã¾ã™ã€‚

今㮠glibc ã§ã„ㆠ_dl_printf ãªã©ã®ã“ã¨ã§ã—ょã†ã€‚
Ex) glibc-2.3.2/elf/dl-misc.c:_dl_debug_vdprintf

例ãˆã°

	env LD_DEBUG=versions ls

ã®è¡¨ç¤ºãªã©ã€‚

-- gotom